<template>
    <!-- html -->
    <div class="Hello">
        <h3>{{ xw }}</h3>
        <h2 style="color: red;">你好,我是全局组件</h2>
    </div>
</template>

<script lang="ts" setup name="Hello">


</script>

<style scoped>
/* 样式 */
.Hello {
    background-color: orange;
    border-radius: 10px;
    padding: 20px;
}
</style>